X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_eal%2Fcommon%2Finclude%2Frte_fbarray.h;h=5d8805515304d1b3d76050582163d8afe2412c53;hb=4d2dde26aad4f87f21a3a50b554947b6b98f9b9b;hp=980b4969f37f05798b2d595032260a106092fdb5;hpb=e1ca5dc862261848abdc830e4678714c0367bd59;p=dpdk.git

diff --git a/lib/librte_eal/common/include/rte_fbarray.h b/lib/librte_eal/common/include/rte_fbarray.h
index 980b4969f3..5d88055153 100644
--- a/lib/librte_eal/common/include/rte_fbarray.h
+++ b/lib/librte_eal/common/include/rte_fbarray.h
@@ -414,6 +414,42 @@ rte_fbarray_find_prev_n_used(struct rte_fbarray *arr, unsigned int start,
 		unsigned int n);
 
 
+/**
+ * Find how many more free entries there are before specified index (like
+ * ``rte_fbarray_find_contig_free`` but going in reverse).
+ *
+ * @param arr
+ *   Valid pointer to allocated and correctly set up ``rte_fbarray`` structure.
+ *
+ * @param start
+ *   Element index to start search from.
+ *
+ * @return
+ *  - non-negative integer on success.
+ *  - -1 on failure, with ``rte_errno`` indicating reason for failure.
+ */
+int __rte_experimental
+rte_fbarray_find_rev_contig_free(struct rte_fbarray *arr,
+		unsigned int start);
+
+
+/**
+ * Find how many more used entries there are before specified index (like
+ * ``rte_fbarray_find_contig_used`` but going in reverse).
+ *
+ * @param arr
+ *   Valid pointer to allocated and correctly set up ``rte_fbarray`` structure.
+ *
+ * @param start
+ *   Element index to start search from.
+ *
+ * @return
+ *  - non-negative integer on success.
+ *  - -1 on failure, with ``rte_errno`` indicating reason for failure.
+ */
+int __rte_experimental
+rte_fbarray_find_rev_contig_used(struct rte_fbarray *arr, unsigned int start);
+
 
 /**
  * Dump ``rte_fbarray`` metadata.